Mechanical Operations The main differentiation factor between tube mill and ball mill is the Size of the grinding media Operating speed Final product size Length to diameter ratio Size of the grinding media Operating speed Final product size Length to diameter ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) 1/s . c S/c S . c C/s 1/s . c S/c S . c C/s ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'? Flight conveyor Bucket conveyor Screw conveyor Both B and C Flight conveyor Bucket conveyor Screw conveyor Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ D² M ∝ D M ∝ √D M ∝ D³ M ∝ D² M ∝ D M ∝ √D M ∝ D³ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Neither A nor B Tearing (shear) and compression Impact and attrition Both A & B Neither A nor B Tearing (shear) and compression Impact and attrition Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of filter medium resistance is Gm⁻¹ Cm/gm⁻¹ Gm/cm⁻¹ Cm⁻¹ Gm⁻¹ Cm/gm⁻¹ Gm/cm⁻¹ Cm⁻¹ ANSWER DOWNLOAD EXAMIANS APP
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